In case you can not access the Firefox store, you can also download the ".xpi" add-on
from this link.

In order to install the Health Promotion Hospital Ban Khao Hin,Chonburi Air Quality Widget on your favorite iPhone or iPod device,
just launch the internet browser from your device and open the web page:
"
http://ios.aqicn.org/?8322".

Then click on this icon to install the widget as an application
directly accessible from your iPhone homescreen.

In order to install the Health Promotion Hospital Ban Khao Hin,Chonburi Air Quality Widget on your Windows Desktop,
just download the "Health Promotion Hospital Ban Khao Hin,Chonburi.gadget" and let you be guided through the Windows installer.